US op

  Boston 1970
Date Players Type Elo Average Games Rounds
1970 47 Swiss 45 12

  Name ELO Points
  GM Larsen, Bent 8.5
  FM Berry, Jonathan 8.0
  Zalys, Ignas 7.0
  IM Coudari, Camille 4.0
  GM Benko, Pal C 3.5
  Swartz, R. 1.0
  Patterson, Nicholas J 1.0
  Saltzberg, Mitchell 1.0
  Strenzwilk, Denis 1.0
  IM Grefe, John A 1.0
  IM Winslow, Elliott 1.0
  Hohenberger, Harald 1.0
  Koretsky, P. 1.0
  Martin, Spencer 1.0
  Labelle, Jacques 1.0
  IM Day, Lawrence A 0.5
  FM Blumenfeld, Rudy 0.5
  GM Byrne, Robert E 0.5
  Bolton, James Michael 0.5
  Celorio, Eduardo 0.5
    Show full players list    

US op Games

White Black Result Round Date Opening View
Benko, P Kavalek, L 1-0 ? 1970 A15 English, 1...Nf6 (Anglo-Indian defense)  
Grefe, J Coudari, C 1-0 ? 1970 B00 King's pawn opening  
Hohenberger, H O'Donnell, M 1-0 ? 1970 B57 Sicilian, Sozin, not Scheveningen  
Koretsky, P Opalek, J 1-0 ? 1970 E81 King's Indian, Saemisch, 5...O-O  
Krotki, J Benko, P 0-1 ? 1970 B24 Sicilian, closed  
Labelle, J Winslow, E 1-0 ? 1970 B79 Sicilian, dragon, Yugoslav attack, 12.h4  
Wozney, T Winslow, E 0-1 ? 1970 B79 Sicilian, dragon, Yugoslav attack, 12.h4  
Larsen, B Bain, M 1-0 1 1970 D00 Queen's pawn game  
Sangiamo, J Zalys, I 0-1 1 1970 B29 Sicilian, Nimzovich-Rubinstein variation  
Smith, A Berry, J 0-1 1 1970 B81 Sicilian, Scheveningen, Keres attack  
Berry, J Benko, P 0-1 2 1970 B24 Sicilian, closed  
Brasket, C Zalys, I ½-½ 2 1970 E85 King's Indian, Saemisch, orthodox variation  
Coudari, C Loft, 1-0 2 1970 C74 Ruy Lopez, modern Steinitz defence  
Larsen, B Stern, A 1-0 3 1970 A46 Queen's pawn game  
Swartz, R Berry, J 1-0 3 1970 B93 Sicilian, Najdorf, 6.f4  
Zalys, I Bernsen, T 1-0 3 1970 C16 French, Winawer, advance variation  
Berry, J Tomaino, P 1-0 4 1970 B24 Sicilian, closed  
Blumenfeld, R Larsen, B ½-½ 4 1970 A04 Reti opening  
Coudari, C Williams, L 1-0 4 1970 A01 Nimzovich-Larsen attack  
Zalys, I Day, L ½-½ 4 1970 B44 Sicilian defence  
Coudari, C Shainswit, G 1-0 5 1970 A03 Bird's opening  
Larsen, B Deutsch, A 1-0 5 1970 A05 Reti opening  
Maxwell, D Zalys, I 0-1 5 1970 B68 Sicilian, Richter-Rauzer, Rauzer attack, 7...a6 defence, 9...Be7  
Neville, P Berry, J 0-1 5 1970 B95 Sicilian, Najdorf, 6...e6  
Berry, J Daniels, F 1-0 6 1970 C00 French defence  
Larsen, B Coudari, C 1-0 6 1970 E67 King's Indian, fianchetto with ...Nd7  
Zalys, I Saltzberg, M 0-1 6 1970 C77 Ruy Lopez, Morphy defence  
Berry, J Barry, S 1-0 7 1970 B25 Sicilian, closed  
Kavalek, L Larsen, B 0-1 7 1970 B84 Sicilian, Scheveningen (Paulsen), classical variation  
Martin, S Zalys, I 1-0 7 1970 B57 Sicilian, Sozin, not Scheveningen  
Rosenboom, Coudari, C 0-1 7 1970 A46 Queen's pawn game  
Byrne, R Larsen, B ½-½ 8 1970 E43 Nimzo-Indian, Fischer variation  
Patterson, N Berry, J 1-0 8 1970 B06 Robatsch (modern) defence  
Zalys, I Wishnek, A 1-0 8 1970 C65 Ruy Lopez, Berlin defence  
Berry, J Vaughn, M 1-0 9 1970 B25 Sicilian, closed  
Kirschner, A Zalys, I 0-1 9 1970 E93 King's Indian, Petrosian system, main line  
Larsen, B Benko, P ½-½ 9 1970 B37 Sicilian, accelerated fianchetto, Maroczy bind, 5...Bg7  
Bolton, J Berry, J ½-½ 10 1970 B21 Sicilian, Grand Prix attack  
Zalys, I Shainswit, G ½-½ 10 1970 B84 Sicilian, Scheveningen (Paulsen), classical variation  
Berry, J Pamiljens, J 1-0 11 1970 B25 Sicilian, closed  
Celorio, E Zalys, I ½-½ 11 1970 A36 English, symmetrical variation  
Larsen, B Browne, W 1-0 11 1970 E60 King's Indian defence  
Deutsch, A Berry, J ½-½ 12 1970 C60 Ruy Lopez (Spanish opening)  
Weinstein, N Larsen, B 0-1 12 1970 B89 Sicilian, Sozin, 7.Be3  
Zalys, I Strenzwilk, D 0-1 12 1970 B32 Sicilian defence